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SFSS Gr 5 Ecosystem

5th Grade Ecosystem Terms

An imported or nonnative organism Exotic
Shows how consumers in an ecosystem are connected to one another according to what they eat Food Chain
A community and its physical environment Ecosystem
The role each population in its habitat Niche
Organisms of the same kind living in the same environment Population
A place in an ecosystem where a population lives Habitat
All the population of organisms living together in an environment Community
An organism that makes its own food Producers
Consumers that break down the tissues of dead organisms Decomposers
Shows the relationships between many food chains within a single ecosystem Food Web
An organism in a community that must eat to get the energy it needs Consumers
When the last individual of a population dies Extinct
The contest among organisms for the limited resources of an ecosystem Competition
A population that begins to decline Threatened
A population that is likely to die out unless steps are taken to save it Endangered
A non-living item in an ecosystem, i.e. air, water, etc. Abiotic
A living organism in an ecosystem Biotic
Created by: dmcdonough